x86, SMEP: Fix section mismatch warnings

Fix these kernel compilation warnings:

 WARNING: arch/x86/built-in.o(.cpuinit.text+0x1e07): Section mismatch ...
 WARNING: arch/x86/built-in.o(.cpuinit.text+0x1b10): Section mismatch ...

introduced by:

  de5397ad5b9a: x86, cpu: Enable/disable Supervisor Mode Execution Protection

Change disable_smep from __initdata to __cpuinitdata.
Change setup_smep() from __init to __cpuinit.

Reported-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Cc: Asit K Mallick <asit.k.mallick@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: http://lkml.kernel.org/r/1305930797-11409-1-git-send-email-fenghua.yu@intel.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index cbc70a2..c8b4162 100644 (file)
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -254,7 +254,7 @@ static inline void squash_the_stupid_serial_number(struct cpuinfo_x86 *c)
 }
 #endif
 
-static int disable_smep __initdata;
+static int disable_smep __cpuinitdata;
 static __init int setup_disable_smep(char *arg)
 {
        disable_smep = 1;
@@ -262,7 +262,7 @@ static __init int setup_disable_smep(char *arg)
 }
 __setup("nosmep", setup_disable_smep);
 
-static __init void setup_smep(struct cpuinfo_x86 *c)
+static __cpuinit void setup_smep(struct cpuinfo_x86 *c)
 {
        if (cpu_has(c, X86_FEATURE_SMEP)) {
                if (unlikely(disable_smep)) {